Can-opener



FIG. 1 is a front elevational view of a can-opener showing my new design;

FIG. 2 is a right side elevational view thereof, the opposite side being a mirror image;

FIG. 3 is a top, rear, right side perspective view thereof; and

FIG. 4 is a bottom, front, right side perspective view thereof. 

The ornanental design for a can-opener, as shown and described. 